Advantages For 'mass' single and double compression tube fitting All fittings shaped out of high quality forging. Double ferrule swaging action. Self-alignment. No transfer of torque to tubing. Compensating seal action to accommodate temperature and pressure variations. Universal tubing compatibility. Low torque, high purity "silver" thread coating on nut. Minimum flow restriction. Will not weak on tube wall. Fittings are tested for high pressure hydraulic, pneumatic, impulse, vibration and temperature to ensure safety and leakproof joints. Size range:-1/16"to2"and 3mm to 50mm. Material of construction stainless steel of all grades and all special materials. For 'mass' needle valves Single piece forged body or bar stock construction. Union bonnet or screwed bonnet connection Metal to metal or stellited seat for high pressure, teflon seat for low density gases and non lubricating fluids. Hard plated or stellited tip, non-rotating tip steam. Teflon seatorgrafoil packing for bubblefreejointat various temperature. Variety of end connection includes 1/8" to 1"od single and doubleferrule fittings, 1/8" to 1" male, female, npt, sp, jis, iso and din pipe ends. Optional bleed plug provided for drainage of residual fluid. Pressure range: 3000-10000psi at 120 500 degree centigrade Din valve for european standard For 'mass’ ball valves 'mass' ball valves are very compact, low torque design with panel mounting facility Two way on-off service, three and four way for switching of the stream & five way for selection of the stream All valves are made in ss and brass in sizes 1/4", 3/8" and 1/2" npt, bsp, sw and bw male and female